Hayden 3680 Engine Cooling Fan

Hayden 3680 Electric Fan Kit Overview

The Hayden 3680 Electric Fan Kit is a universal 12-inch engine cooling fan built with reinforced nylon construction and a reversible curved S-blade design. It is a practical choice for supplemental cooling on a wide range of vehicles, including Subaru Forester, Hyundai Elantra, and Ford Fusion applications where added airflow is needed.

Part of the Hayden Electric Fan Kit line, this unit is built for universal installation and flexible push-or-pull operation. The 12V fan uses an 8-blade layout, a black finger guard on the fan, and a 36-inch wiring harness length for straightforward routing in custom or auxiliary cooling setups.

Key Features

• 12-inch universal electric fan kit for engine cooling applications
• Reversible rotation for push or pull operation
• Reinforced nylon blades and shroud material
• Curved S-blade design for consistent airflow
• 800 CFM free-air rating and 675 CFM at radiator mount
• 12V operation with 8.8 amp draw
• Black finish with finger guard on fan
• Mounting hardware included

Detailed Product Description

Hayden 3680 is an electric fan kit engineered for universal fitment where a 12-inch auxiliary cooling fan is required. The reinforced nylon blade and shroud materials are selected for durability, while the reversible design allows the fan to be configured for either push or pull use depending on the cooling layout. With an 800 CFM free-air rating, this fan is suited for supplemental airflow in engine bays that need additional thermal management.

This part cross-references CSF 3680 for the same application. It is commonly searched as a Hayden 3680 fan kit for Subaru Forester, Hyundai Elantra, and Ford Fusion cooling upgrades, especially when replacing or adding a universal electric radiator fan in a custom setup.

What This Fan Kit Helps Address

• High engine temperatures during stop-and-go driving
• Reduced airflow at low vehicle speeds
• Supplemental cooling needs on modified or upgraded cooling systems
• Space-constrained installations that require a slim 2.75-inch depth
• Universal cooling setups needing reversible fan direction

Installation Notes and Tips

Compatible With many 2009-2021 applications listed in the fitment data, including 2017-2021 Subaru Forester, 2016-2021 Hyundai Elantra, and 2009-2015 Ford Fusion. Fitment is application-specific, so verify radiator clearance, fan diameter, and wiring routing before installation. The fan is reversible for push or pull operation, and the 36-inch harness length supports flexible placement. Controls are not provided, so the fan should be integrated into the vehicle’s cooling control strategy as required.

Quality Assurance

Hayden designs this Electric Fan Kit with reinforced nylon construction, performance-rated airflow, and a compact universal profile for cooling system service and upgrades. The Hayden 3680 is built for direct use in auxiliary cooling applications where dependable airflow and reversible operation are required.

• Fits 2017-2021 Subaru Forester, N/A
• Fits 2016-2021 Hyundai Elantra, N/A
• Fits 2009-2015 Ford Fusion, N/A